In the first issue of Actas Dermo-Sifiliográficas, Juan de Azúa published a magnificent article on contact dermatitis caused by hair dyes, which reflects his profound knowledge of allergy and how the skin responds to chemical stimuli. It gives a brilliant description of irritative and allergic dermatitis, although without naming the allergic form explicitly. Of note is how he is concerned about...

Bartek Rajwa, Murugesan Venkatapathi, Kathy Ragheb, Padmapriya P. Banada, E. Daniel Hirleman, Todd Lary, and J. Paul Robinson Purdue University Cytometry Laboratories, Bindley Bioscience Center, 1203 W. State Street; School of Mechanical Engineering, 585 Purdue Mall; Molecular Food Microbiology Laboratory, Department of Food Science, 745 Agriculture Mall Drive, Purdue University, West Lafayette...

Usage of herbal medicine has been under so much attention for many years. They are gradually replacing synthetic drugs in pharmaceutical fields due to their fewer side effects. Nowadays, essential oils are widely used for the treatment of diseases as well as being applied as pesticide. In this study, 32 components of Zingiber essential oil were identified representing 97.42% of the extracted oi...

BACKGROUND Phytosterols have important physiological and officinal function. METHODS An efficient ultrasonic assisted extraction, purification and crystallization procedure of phytosterols was established from corn silk for the first time. RESULTS The orthogonal test was applied to optimize the process parameters and a maximum phytosterols recovery as high as 10.5886 mg/g was achieved by ul...

Synergism and antagonism impact of different plant metabolites present in crude fruit extract of Tribulus terrestris 'the herbal Viagra' have been studied. Variability in plant composition, biomass and metabolites concentration in different modules was significantly contributed by spatial factor. However the edhaphic parameters also changes with both spatial and temporal factors significantly. ...